Human history is often told through kings, empires and machines, but a single reactive metal quietly underpins much of that story. Potassium, volatile in its pure form yet essential in its compounds, ...
Prologue: the devil's distillate -- Fire drug -- Thundring noyse -- The most pernicious arts -- The devills birds -- Villainous saltpetre -- Conquest's crimson wing -- Nitro-aerial spirit -- No one ...
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